NEW YORK--(BUSINESS WIRE)--HAPC, Inc. (OTCBB: HAPN, HAPNW, HAPNU) today announced it has completed the acquisition of InfuSystem, Inc., a leading provider of ambulatory infusion pump services, from I-Flow Corporation (Nasdaq: IFLO). The company also announced that it has changed its name to InfuSystem Holdings, Inc., and will remain a Delaware corporation.